Shannon Tessier

Shannon Tessier has done an incredible amount for others in a very short time.

She's working on her PhD at Carleton University, studying hibernation in animals and determining how it can be applied to humans. One example of her work is figuring out how to get an organ to last longer.

More stories from CTV Ottawa

A 51-year-old highway bridge in the Italian port city of Genoa collapsed in a driving rain Tuesday, killing at least 26 people and injuring 16 others as it sent dozens of vehicles tumbling into a heap of concrete and twisted steel.